New Process Fibre Company, Inc.
12655 North First Street
P.O. Box 2009
Greenwood, DE 19950
Toll Free: 800-497-4520 • Fax: 302-349-5730
Email: sales@newprocess.com • Website: www.newprocess.com
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Vulcanized Fibre is a laminated plastic composed of natural cellulose. Vulcanzied Flat Fibre Washers made from this material is an excellent alternative in many applications. One of the first plastics ever developed. Vulcanized Fibre is a tough, resilient material that is lighter than aluminum, tougher than leather, stiffer than most thermoplastics. Standard Colors available are Red, Black, White and Grey.  Other colors are available upon request.

All Washers are available in English and Metric Units. 

  • Good Impact Resistance
  • High Tear Strength and Smooth
  • Abrasion Resistant Surface
  • Can be punched with excellent results
  • Good Arc and Track Resistance
  • U.L. 94HB Flammability rating
  • Impervious to most organic solvents, oils, and petroleum derivatives
  • Vulcanized Fibre Flat Washers
  • Vulcanized Fibre is an excellent choice for use in oil

Typical Properties of Vulcanized Fibre

General Properties (HB-77) Thickness Commercial Grade Electrical Grade
Density (min.) 1/16" 1.15 g/cm3 1.10 g/cm3
Tensile Strength 1/16" 13.5 kpsi 0.015" @15 kpsi
Flexural Strength 1/16" 20 kpsi -
Compressive Strength 1/16" 35 kpsi -
Izod Impact Strength 1/16" 2.3 ft-lbs./in -
Mullen Burst Strength 0.015" 300 psi 270 psi
Dielectric Strength 1/16" 175 volts/mil 300 volts/mil
Arc Resistance 1/16" 100 seconds -
Water Absorption 1/16" 52%/2hrs. -
UL Flammability above 0.030" 94HB 94HB

Data Supplied by Toyo Fibre

Email us your part drawing(s) by clicking the "REQUEST INFORMATION" tab above and complete our on-line form and we will provide you with a detailed quotation.

vulcanized-washers
Unit of Measure
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Item #

Material

Outer Diameter

Inner Diameter

Thickness

Color

WAF1974 N/A Fibre N/A 0.437 Inch N/A 0.205 Inch N/A 0.093 Inch N/A Red
WAF1554 N/A Fibre N/A 0.437 Inch N/A 0.206 Inch N/A 0.125 Inch N/A Gray
WAF2820 N/A Fibre N/A 0.437 Inch N/A 0.218 Inch N/A 0.062 Inch N/A Black
WAF212 N/A Fibre N/A 0.437 Inch N/A 0.218 Inch N/A 0.062 Inch N/A Gray
WAF262 N/A Fibre N/A 0.437 Inch N/A 0.218 Inch N/A 0.062 Inch N/A Gray
WAF2263 N/A Fibre N/A 0.437 Inch N/A 0.225 Inch N/A 0.062 Inch N/A Red
WAF2839 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.015 Inch N/A Red
WAF386 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.031 Inch N/A Red
WAF2061 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.031 Inch N/A Black
WAF1253 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.046 Inch N/A Red
WAF1211 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.047 Inch N/A Gray
WAF2106 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.062 Inch N/A Gray
WAF222 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch N/A 0.062 Inch N/A Red
WAF434 N/A Fibre N/A 0.437 Inch N/A 0.245 Inch0.250 Inch N/A 0.062 Inch N/A Black
WAF1904 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch0.253 Inch N/A 0.046 Inch N/A Black
WAF423 N/A Fibre N/A 0.437 Inch N/A 0.250 Inch0.253 Inch N/A 0.062 Inch N/A Black
WAF2168 N/A Fibre N/A 0.437 Inch N/A 0.252 Inch N/A 0.062 Inch N/A Black
WAF2849 N/A Fibre N/A 0.437 Inch N/A 0.265 Inch N/A 0.0625 Inch N/A Black
WAF394 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.015 Inch N/A Gray
WAF264 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.015 Inch N/A
WAF163 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.031 Inch N/A Red
WAF216 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.031 Inch N/A Red
WAF1007 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.062 Inch N/A Gray
WAF2768 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.062 Inch N/A Red
WAF1808 N/A Fibre N/A 0.437 Inch N/A 0.312 Inch N/A 0.062 Inch N/A Black
Unit of Measure
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